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Handler vs AsyncTask vs Thread [closed]
...ies, this link will take you right into some thread examples: youtu.be/4Vue_KuXfCk?t=19m24s
– Aggressor
Aug 20 '15 at 21:33
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PHP and Enumerations
... self::$constCacheArray = [];
}
$calledClass = get_called_class();
if (!array_key_exists($calledClass, self::$constCacheArray)) {
$reflect = new ReflectionClass($calledClass);
self::$constCacheArray[$calledClass] = $reflect->getConstants();...
Windows下如何判断Win32 or x64？ - C/C++ - 清泛网 - 专注C/C++及内核技术
Windows下如何判断Win32 or x64？MSDN 里说，VC 有 3 个预处理常量，分别是 _WIN32，_WIN64，WIN32。这三个常量如何使用呢？看起来简单，其实是很困惑的。 在 Win3...MSDN 里说，VC 有 3 个预处理常量，分别是 _WIN32，_WIN64，WIN32。这三个...
Facebook Open Graph not clearing cache
...evelopers.facebook.com/tools/debug
Enter the URL following by fbrefresh=CAN_BE_ANYTHING
Examples:
http://www.example.com?fbrefresh=CAN_BE_ANYTHING
http://www.example.com?postid=1234&fbrefresh=CAN_BE_ANYTHING
OR visit:
http://developers.facebook.com/tools/debug/og/object?q=http://www.example....
Check if item is in an array / list
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Mark Ransom
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answered Jun 28 '12 at 19:43
Michael HoffmanMichael Hoffman
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Type Checking: typeof, GetType, or is?
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32
Ah, so if I have a Ford class that derives from Car and an instance of Ford, checking "is Car" on that instance will be true. Makes sense!
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How to print last two columns using awk
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try with this
$ cat /tmp/topfs.txt
/dev/sda2 xfs 32G 10G 22G 32% /
awk print last column
$ cat /tmp/topfs.txt | awk '{print $NF}'
awk print before last column
$ cat /tmp/topfs.txt | awk '{print $(NF-1)}'
32%
awk - print last two columns
$ cat /tmp/topfs.txt | awk '{...
Difference between ObservableCollection and BindingList
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answered Feb 12 '16 at 5:32
Kylo RenKylo Ren
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How do I call ::std::make_shared on a class with only protected or private constructors?
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Luc DantonLuc Danton
32.6k55 gold badges6363 silver badges109109 bronze badges
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What does the plus sign do in '+new Date'
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edited Jun 22 '17 at 16:32
Henry
45422 silver badges1818 bronze badges
answered Oct 21 '08 at 12:11
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